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SUSE Linux Enterprise: 2018:2973-2 Moderate: QEMU DoS And Buffer Overflow

suse
Calendar Grey October 18, 2018
Dist Suse Esm H88
This release implements essential security patches for qemu on SUSE systems, targeting various vulnerabilities.
An update that fixes three vulnerabilities is now available

Summary

This update for qemu fixes the following security issues: - CVE-2018-12617: qmp_guest_file_read had an integer overflow that could have been exploited by sending a crafted QMP command (including guest-file-read with a large count value) to the agent via the listening socket causing DoS (bsc#1098735) - CVE-2018-11806: Prevent heap-based buffer overflow via incoming fragmented datagrams (bsc#1096223) With this release the mitigations for Spectre v4 are moved the the patches from upstream (CVE-2018-3639, bsc#1092885). Patch Instructions: To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: - SUSE Linux Enterprise Server 12-SP2-BCL:

Topics%20covered

Topics Covered

security advisory moderate security issue buffer overflow DoS SUSE qemu

References

#1092885 #1096223 #1098735

Cross- CVE-2018-11806 CVE-2018-12617 CVE-2018-3639

Affected Products:

SUSE Linux Enterprise Server 12-SP2-BCL

https://www.suse.com/security/cve/CVE-2018-11806.html

https://www.suse.com/security/cve/CVE-2018-12617.html

https://www.suse.com/security/cve/CVE-2018-3639.html

https://bugzilla.suse.com/1092885

https://bugzilla.suse.com/1096223

https://bugzilla.suse.com/1098735

Announcement ID: SUSE-SU-2018:2973-2
Rating: moderate

Topics%20covered

Topics Covered

security advisory moderate security issue buffer overflow DoS SUSE qemu

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